<template>
    <div class="frozen-btn">
    <button class="green">Hover me</button>
    <button class="purple">Hover me</button>
    </div>
</template>

<script>
export default {};
</script>

<style scoped>
.frozen-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100px;
}

button {
  border: 0;
  margin: 20px;
  text-transform: uppercase;
  font-size: 20px;
  font-weight: bold;
  padding: 15px 50px;
  border-radius: 50px;
  color: white;
  outline: none;
  position: relative;
}

button:before{
  content: '';
  display: block;
  background: linear-gradient(to left, rgba(255, 255, 255, 0) 50%, rgba(255, 255, 255, 0.4) 50%);
  background-size: 210% 100%;
  background-position: right bottom;
  height: 100%;
  width: 100%;
  position: absolute;
  top: 0;
  bottom:0;
  right:0;
  left: 0;
  border-radius: 50px;
  transition: all 1s;
  -webkit-transition: all 1s;
}

.green {
   background-image: linear-gradient(to right, #25aae1, #40e495);
   box-shadow: 0 4px 15px 0 rgba(49, 196, 190, 0.75);
}

.purple {
   background-image: linear-gradient(to right, #6253e1, #852D91);
   box-shadow: 0 4px 15px 0 rgba(236, 116, 149, 0.75);
}
  
.purple:hover:before {
  background-position: left bottom;
}

.green:hover:before {
  background-position: left bottom;
}

</style>
